Kogge-stone bitboard move generator / perft counter : CPU version

14 Jul 2013: Added magic bitboard support
Perft speeds (on Core i7 3210M - ivy bridge @ 3.1 Ghz):
starting position (perft 7): 301 MNps (fancy), 275 MNps (plain)
position 2 in CPW (perft 5): 542 MNps (fancy), 501 MNps (plain)

Old speeds (with kogge-stone for sliding piece move generation):
Perft speeds (on Core i7 3210M - ivy bridge @ 3.1 Ghz):
starting position (perft 7): 195 MNps
position 2 in CPW (perft 5): 340 MNps